Patent attributes
A trigger has an upper board and a lower board. The lower board is detachably mounted on the upper board and has an open slot and an elongate board. The open slot is formed through an end of the lower board, and the elongate board is formed on the middle of the open slot and extends to the end of the lower board. The free end of the elongate board is bent perpendicularly to the elongate board. The door track with the trigger includes two installation boards, and two ribs are formed on the two installation boards respectively and extend toward each other. The upper board is mounted on the top surfaces of the ribs of the installation boards, and the lower board is mounted on the bottom surfaces of the ribs. When the sliding door collides with the trigger, the trigger can be deformed and prevents the slider of the sliding door from being restricted by the trigger.